Minnesota

Buying Land in Koochiching County, Minnesota

Koochiching County, seat International Falls, is Minnesota's second-largest county by land area, behind only St. Louis County, and forms part of the state's border with Ontario, Canada along the Rainy River -- with Voyageurs National Park, Rainy Lake, and hundreds of thousands of acres of state forest land inside or adjoining its borders. Rather than one shoreland ordinance, county Environmental Services administers separate, river-specific shoreland rules for the Rainy/Rapid, Big Fork, and Littlefork/Rat Root Rivers on top of general zoning, floodplain, subdivision, and septic ordinances. Wetland determinations run through the county itself countywide -- except inside International Falls city limits, where the city is its own local government unit.

Multiple River-Specific Shoreland Ordinances, Not One Countywide Rule

Case-by-case / verify locally

Koochiching County Environmental Services administers a Rainy/Rapid River Ordinance (covering the Canada-border stretch of the Rainy River and its Rapid River tributary), a separate Big Fork River Ordinance, and a distinct Littlefork/Rat Root River Shoreland Management Ordinance, in addition to the county's general Zoning Ordinance, Floodplain Ordinance, Subdivision Ordinance, and Subsurface Sewage Treatment System (SSTS) Ordinance. For a buyer, this means the specific shoreland standard that applies to a Koochiching County parcel depends on which named river or lake it borders -- there is no single shoreland document to check against every water body in the county. Confirm which ordinance (or combination) governs a specific parcel directly with Environmental Services before relying on general Rule 6120 shoreland assumptions.

Minnesota's Second-Largest County, With Enormous Public Forest and Park Acreage

Could not confirm

At roughly 3,154 square miles, Koochiching County is Minnesota's second-largest county by land area, trailing only St. Louis County. Large shares of two major state forests overlap the county -- Koochiching State Forest (567,985 acres, spanning Itasca, Koochiching, and St. Louis Counties) and Kabetogama State Forest (619,287 acres, spanning Koochiching and St. Louis Counties) -- and Voyageurs National Park (218,200 acres) straddles the Koochiching/St. Louis county line along Rainy Lake and the Canadian border. We could not independently confirm a Koochiching-County-specific public-land percentage from these multi-county acreages, and disclose that as a gap rather than estimating it -- for any specific parcel, confirm private vs. public ownership status directly through county GIS or the DNR before assuming a given tract sits outside these public land blocks.

The County Is the Wetland LGU -- Except Inside International Falls

Generally favorable

Koochiching County itself is the Wetland Conservation Act (WCA) local government unit for the county's unincorporated area and other cities, with the Koochiching Soil & Water Conservation District providing technical assistance (wetland identification, Technical Evaluation Panel and Technical Advisory Committee reviews, permit applications, and restoration planning where required). The one exception: within the city limits of International Falls itself, the City of International Falls -- not the county -- is the designated WCA local government unit. For any parcel inside International Falls city limits with a wetland question, route the application to the city rather than the county.

Zoning: general ordinances plus river-specific shoreland rules

Koochiching County Environmental Services (reachable at the courthouse in International Falls) administers the county's land-use framework: a general Zoning Ordinance, a Floodplain Ordinance, a Subdivision Ordinance, and a Subsurface Sewage Treatment System (SSTS) Ordinance built on the statewide Rules 7080-7083 described on our Minnesota state page. What's distinctive to Koochiching County is that shoreland regulation isn't handled by a single countywide shoreland ordinance the way it is in many Minnesota counties -- instead, the county maintains separate, named ordinances for specific river systems: a Rainy/Rapid River Ordinance covering the Canada-border Rainy River and its Rapid River tributary, a Big Fork River Ordinance, and a Littlefork/Rat Root River Shoreland Management Ordinance. Each carries its own standards, layered on top of the statewide Rule 6120 shoreland floor. For any parcel bordering a specific named river or lake in Koochiching County, confirm with Environmental Services which of these ordinances (if any) applies -- a parcel on a smaller unnamed water body may fall outside all of them and default to the general Rule 6120 minimum instead.

Koochiching County is also Minnesota's second-largest county by land area at roughly 3,154 square miles, trailing only St. Louis County. Much of that acreage overlaps two major state forests -- the 567,985-acre Koochiching State Forest (also spanning Itasca and St. Louis Counties) and the 619,287-acre Kabetogama State Forest (also spanning St. Louis County) -- and Voyageurs National Park (218,200 acres) straddles the Koochiching/St. Louis county line along Rainy Lake, immediately adjacent to the Canadian border. We were not able to independently confirm a Koochiching-County-specific percentage of public versus private land from these multi-county forest and park acreages, so a buyer evaluating rural acreage here should confirm a specific parcel's private ownership status directly through county GIS or the Minnesota DNR rather than assuming based on general regional public-land statistics.

Wetlands and the Canadian border: know which jurisdiction applies

For Wetland Conservation Act (WCA) purposes, Koochiching County itself is the local government unit for most of the county, working with the standard state Technical Evaluation Panel process described on our Minnesota state page and drawing on the Koochiching Soil & Water Conservation District for technical assistance -- wetland identification, TEP/Technical Advisory Committee review, permit application help, and restoration-plan preparation when required. The one notable exception: within the city limits of International Falls, the city itself -- not the county -- is the designated WCA local government unit. A parcel just inside versus just outside the International Falls city boundary can therefore have its wetland application processed by two entirely different offices.

Because Koochiching County borders Ontario, Canada along the Rainy River -- with the river also feeding Rainy Lake and forming part of the boundary near Voyageurs National Park -- any parcel near the international border should be checked for border-zone-specific considerations (such as any applicable international boundary waters treaty framework or federal land management near the park boundary) in addition to standard county zoning and shoreland review. This page does not cover federal Rainy Lake/Voyageurs National Park boundary administration in detail; confirm directly with the National Park Service and county Environmental Services for any parcel adjacent to the park or the river.

What we could and couldn't confirm

Koochiching County's river-specific shoreland ordinances (Rainy/Rapid, Big Fork, Littlefork/Rat Root Rivers) and its general zoning/floodplain/subdivision/SSTS ordinance structure are drawn from the county's own Planning and Zoning Applications and Resources & Information pages. The county's land-area ranking (second-largest in Minnesota, behind St. Louis County) and state forest/national park acreages are drawn from Minnesota DNR state forest pages and Wikipedia's sourced entries for Koochiching State Forest, Kabetogama State Forest, and Voyageurs National Park -- because those forests and the park span multiple counties, no Koochiching-specific public-land percentage was calculated or should be inferred from these figures. The county's role as Wetland Conservation Act LGU (with International Falls itself as LGU within city limits) is drawn from the Koochiching SWCD's own WCA page. Direct access to several koochiching.gov and co.koochiching.mn.us pages was blocked during this review (network egress restriction); facts are drawn from indexed search snippets of official sources rather than a full direct read in some cases, and specific setback figures within each river-specific ordinance were not independently verified -- confirm exact ordinance text directly with Environmental Services before relying on a specific number.

Verify directly with: Koochiching County Environmental Services for zoning, river-specific shoreland ordinances, floodplain, and SSTS/septic permitting; the Koochiching Soil & Water Conservation District for Wetland Conservation Act technical assistance outside International Falls; the City of International Falls for WCA questions inside city limits; and the Koochiching County Assessor and Recorder for parcel-specific tax and title history

Who to Call Before Buying Land in Koochiching County

We could not confirm a direct phone or email for the Koochiching SWCD's WCA program beyond the website listed above, and could not confirm a working, dedicated GIS department contact separate from the Assessor's office -- parcel/GIS data is accessible through the Beacon WebGIS system referenced on the county's site, but we did not identify a distinct GIS department phone line and omit one rather than guessing. We also could not confirm a direct email for Environmental Services or the Assessor beyond the phone numbers and websites listed. For any parcel within International Falls city limits, the city (not the county) is the Wetland Conservation Act local government unit -- we did not identify a direct public contact for the City of International Falls' own WCA administrator and disclose that as a gap; contact the city's Building & Zoning department for referral.

Planning & Zoning

Koochiching County Environmental Services (Planning & Zoning)

Zoning district classification, river-specific shoreland ordinance confirmation (Rainy/Rapid, Big Fork, Littlefork/Rat Root Rivers), floodplain questions, and SSTS/septic permitting for a specific parcel.

Phone: (218) 283-1157Official website →

Environmental Health

Koochiching Soil & Water Conservation District (WCA technical assistance)

Wetland identification and Wetland Conservation Act technical assistance for a specific parcel outside International Falls city limits.

Official website →

Assessor / Property Tax

Koochiching County Assessor

Assessed value and property tax questions for a specific parcel.

Phone: (218) 283-1106Official website →

Recorder / Clerk / Land Records

Koochiching County Recorder

Recorded deed, easement, and plat history for a specific parcel.

Phone: (218) 283-1104Email: recorder@co.koochiching.mn.usOfficial website →

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Sources

Planning and Zoning Applications — Koochiching County, Minnesota Government (accessed 2026-09)
Resources & Information — Koochiching County, Minnesota Government (accessed 2026-09)
Koochiching State Forest — Minnesota Department of Natural Resources (accessed 2026-09)
Kabetogama State Forest — Wikipedia (accessed 2026-09)
Voyageurs National Park — Wikipedia (accessed 2026-09)
Koochiching County, Minnesota — Wikipedia (accessed 2026-09)
Wetland Conservation Act (WCA) — Koochiching Soil & Water Conservation District (accessed 2026-09)
Rainy River (Minnesota-Ontario) — Wikipedia (accessed 2026-09)
About the Assessor — Koochiching County, Minnesota Government (accessed 2026-09)

Last reviewed 2026-09